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US 12,325,779 B2Granted
Cellulosic particle
AssigneeFUJIFILM Business Innovation Corp.
InventorsKenji Yao, Satomi Kashiwagi, Shota Matoba, Ayu Naito, Kazusei Yoshida, Yuko Iwadate, Masahiro Oki, Takahiro Ishizuka, Hideaki Yoshikawa, Tetsuya Taguchi, Hirokazu Hamano, Takeshi Iwanaga
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Abstract
A cellulosic particle contains cellulose as its base constituent, and the percentage water absorption of the cellulosic particle measured by method B in ISO 15512:1999 is 11% or more and 20% or less.
Claims13
A cellulosic particle comprising:
- a core particle containing cellulose as a base constituent, wherein the cellulose as the base constituent is whereby a cellulose content relative to the core particle is 90% by mass or more;
- and
- a coating layer covering the core particle and containing at least one selected from the group consisting of a fatty acid, a fatty acid metallic salt, and an amino acid compound, and wherein:
- a percentage water absorption of the cellulosic particle measured by method B in ISO 15512:1999 is 11% or more and 20% or less.
1 more element
Dependencies are inferred from the claim text.